--- product_id: 444470459 title: "Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range" brand: "williams av" price: "₹ 53585" currency: INR in_stock: true category: "Williams Av" url: https://www.desertcart.in/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless store_origin: IN region: India --- # Up to 900ft Range - expansive wireless coverage 2.4GHz ISM Band - interference-free clarity 1800mAh Rechargeable Battery - long-lasting power Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range **Brand:** williams av **Price:** ₹ 53585 **Availability:** ✅ In Stock ## Summary > 🎧 Stay connected, crystal clear, and ahead of the curve with Digi-Wave 400! ## Quick Answers - **What is this?** Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range by williams av - **How much does it cost?** ₹ 53585 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless) ## Best For - williams av enthusiasts ## Why This Product - Trusted williams av brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Use Cases:** Perfect for guided tours, language interpretation, intercom, and hearing assistance - • **Plug & Play Wireless Setup:** Compatible with headsets, mics, and speakers for instant professional use - • **Crystal-Clear Digital Audio:** Frequency-hopping tech ensures secure, interference-free sound - • **Seamless Group Communication:** Talk & listen simultaneously with up to 6 people speaking at once - • **Unlimited Listeners Supported:** Scale your event effortlessly without losing audio quality ## Overview The Williams AV DLR 400 RCH Digi-Wave 400 is a rechargeable digital wireless receiver operating on the 2.4GHz ISM band, delivering up to 900ft of interference-free range. Designed for professional group communication, it supports simultaneous two-way talk for up to six users, unlimited listeners, and multiple applications including guided tours, language interpretation, and hearing assistance. Featuring frequency-hopping technology and a robust 1800mAh battery, it ensures secure, crystal-clear audio in a sleek, wireless form factor. ## Description The Digi-Wave 400 system allows users to listen and talk to one another simultaneously and wirelessly for various group scenarios. A standard system requires at least one transceiver and one receiver. The DLR400RCH receiver has crystal-clear, digital sound quality and supports unlimited listeners. Using the frequency-hopping algorithm, it avoids interference and is a very secure method of communication. Use with headsets, microphones (sold separately), or built-in speaker. Combinations of one or more DLT’s and DLR’s can be used to facilitate different events, depending on what needs to be spoken and what needs to be heard. Typical scenarios include ## Features - Guided Tours - One or more tour guides (2-way), with audience participation (2-way), or w/out audience participation (1-way) - Language Interpretation - one or more interpreted languages transmitted to audience (1-way) - Intercom - with up to six people able to speak simultaneously, and even more listening - Hearing Assistance - featuring boosted audio for improved comprehension ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B083C5NJPZ | | Additional Features | DAB | | Audio Output Mode | Stereo | | Audio Output Type | Headphone | | Best Sellers Rank | #468,603 in Electronics ( See Top 100 in Electronics ) #414 in Audio Component Receivers | | Brand | Williams AV | | Color | Black | | Compatible Devices | Smartphone, Speaker | | Connector Type Used on Cable | Auxiliary, USB | | Control Method | Remote | | Customer Reviews | 5.0 out of 5 stars 1 Review | | Hardware Interface | Radio Frequency | | Installation Type | wireless | | Lithium-Battery Energy Content | 1800 milliampere_hour | | Manufacturer | Williams AV | | Model Name | DLR 400 RCH | | Number of Channels | 2 | | Power Source | Battery Powered | | Special Feature | DAB | | Supported Media Type | rf | | Unit Count | 1 Count | | Wireless Communication Standard | 2.4 GHz Radio Frequency | | Wireless Compability | 2.4 GHz Radio Frequency | ## Product Details - **Brand:** Williams AV - **Connectivity Technology:** Wi-Fi - **Controller Type:** Hand Control - **Special Feature:** Built-In Wi-Fi - **Compatible Devices:** Smartphone, Speaker - **Connector Type:** 3.5mm Jack - **Audio Output Mode:** Stereo - **Color:** Black - **Product Dimensions:** 0.5"D x 4.22"W x 0.5"H - **Output Power:** 25 Milliwatts ## Images ![Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range - Image 1](https://m.media-amazon.com/images/I/51RZcw2iyzL.jpg) ## Frequently Bought Together - Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range - Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.in/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless](https://www.desertcart.in/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-08-31*